Home / 1,900,834.39-2,623,129.59-1,029,652.45

Finding the Fourth Proportional to 1,900,834.39, 2,623,129.59 and 1,029,652.45

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Solution

The fourth proportional to 1,900,834.39, 2,623,129.59 and 1,029,652.45 is: 1,420,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,834.39 : 2,623,129.59 = 1,029,652.45 : x
  2. Step 2: Convert to fraction form
    1,900,834.39/2,623,129.59 = 1,029,652.45/x
  3. Step 3: Cross multiply
    1,900,834.39x = 2,623,129.59 × 1,029,652.45
  4. Step 4: Simplify right side
    1,900,834.39x = 2,700,911,809,011.00
  5. Step 5: Solve for x
    x = 2,700,911,809,011.00/1,900,834.39
  6. Step 6: Final answer
    x = 1,420,908.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.